#hardware platform: FireBeetle-ESP8266from machine import RTCimport timertc = RTC()                             #create RTC objectprint(rtc.datetime())                   #print time(year, month, day, hour, minute, second, microsecond, tzinfo)rtc.datetime((2018,6,7,9,45,0,0,0))    #you can use this to set current timeprint(rtc.datetime())time.sleep(3.5)print(rtc.datetime())print(rtc.memory())                     #print the memory of rtcrtc.memory("dfrobot"+str(rtc.datetime()[6]))    #set rtc memory
while True:
  time.sleep(3)
  print(rtc.datetime())
  print(rtc.memory())